However, the DNA that makes up chromosomes becomes more tightly packed during cell division and is then visible under a microscope. Most of what researchers know about chromosomes was learned by observing chromosomes during cell division.
From a career standpoint, the term âbiologistâ can have many meanings. As a biologist, you might study plants, animals, people or a particular environment. You could work in marine biology, wildlife biology or biochemistry, travel to the Brazilian rain forest to study biological compounds or work in a clinical laboratory as a microbiologist.
To become a molecular biologist, you need to begin by earning a Bachelor of Science degree in molecular biology or a closely related field such as biology or biochemistry. Depending on the requirements of the employer, a Masterâs degree in molecular biology is typically sufficient for many applied research positions.o become a molecular biologist, you need to begin by earning a Bachelor of Science degree in molecular biology or a closely related field such as biology or biochemistry. Depending on the requirements of the employer, a Masterâs degree in molecular biology is typically sufficient for many applied research positions.